Fire Season & Heat Wave – Triple-Digit Heat, Smoke, Fire Danger

Dangerous heat wave continues Aug 5 with triple-digit temps inland, microclimate split, and smoke from Oregon/Washington fires. Near-critical fire weather above 1,000 ft. Weekend forecast shows extreme marine layer vs. inland heat battle. Active fires: Woodside (143 acres, 30% contained), Little (1,007 acres, 65% contained). Heat eases slightly Wednesday but fire danger remains high. Marin County excluded from heat advisory; cooling centers available. Hikers should avoid high-elevation trails and Sonoma County outdoors, and avoid spark activities.